Home / 1,055,268,037.20-1,582,902,055.80-779,769,022.80

Finding the Fourth Proportional to 1,055,268,037.20, 1,582,902,055.80 and 779,769,022.80

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Solution

The fourth proportional to 1,055,268,037.20, 1,582,902,055.80 and 779,769,022.80 is: 1,169,653,534.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,268,037.20 : 1,582,902,055.80 = 779,769,022.80 : x
  2. Step 2: Convert to fraction form
    1,055,268,037.20/1,582,902,055.80 = 779,769,022.80/x
  3. Step 3: Cross multiply
    1,055,268,037.20x = 1,582,902,055.80 × 779,769,022.80
  4. Step 4: Simplify right side
    1,055,268,037.20x = 1,234,297,989,239,277,056
  5. Step 5: Solve for x
    x = 1,234,297,989,239,277,056/1,055,268,037.20
  6. Step 6: Final answer
    x = 1,169,653,534.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.